DjVu is a web-centric format for distributing documents and images. DjVu was created at AT&T Labs-Research and later sold to LizardTech Inc. DjVuLibre is a GPL implementation of DjVu maintained by the original inventors of DjVu.

SkyChart is a software to draw chart of the night sky for the amateur astronomer from a bunch of stars and nebulae catalogs. See main web page for full download.
This software is part of a full suite for astronomical observation:
https://sourceforge.net/projects/ccdciel/
https://sourceforge.net/projects/indistarter/
https://sourceforge.net/projects/eqmodgui/
See also:
https://sourceforge.net/projects/indi/

X Certificate and Key management is an interface for managing asymetric keys like RSA or DSA. It is intended as a small CA for creation and signing certificates. It uses the OpenSSL library for the cryptographic operations.

QLandkarte GT is the ultimate outdoor aficionado's tool. It supports GPS maps in GeoTiff format as well as Garmin's img vector map format. Additional it is the PC side front end to QLandkarte M, a moving map application for mobile devices.

Aquamacs Emacs is a Mac-native distribution of the powerful Emacs text editor (versions 23+), featuring Plug&Play and a great UI. Aquamacs feels just right on the Mac, interacts well with other apps, while supporting Emacs' keys and Elisp packages.

time management made easy - timeEdition is targeted at all users in a computer workplace who value detailed documentation of their working hours, whether they use it for customer billing or for monitoring the duration of individual projects.

Smokin' Guns is a GPLv2 licensed first person Western style shooter based on the Quake 3 engine (Id Tech 3) developed by a loosely knit team of developers and artists. This project represents the game engine.